David Attenborough as Self - Presenter

Naomi Oreskes as Self

Richard Lazarus as Self

Mark Maslin as Self

Michael E. Mann as Self

Peter Stott as Self

Sunita Narain as Self

Greta Thunberg as Self

James Hansen as Self

Richard Black as Self

Catherine Mitchell as Self

Andrew Shepherd as Self

Colette Pichon Battle as Self

Matthew Hansen as Self

Mike Berners-Lee as Self

Tim Lenton as Self

Katey Walter Anthony as Self

Chris Stark as Self

Sarabpal Bhatia as Self

Bergur Sigfússon as Self

Sandra Ósk Snæbjörnsdóttir as Self

Justin Bilton as Self

Charles Bilton as Self

Albert Naquin as Self

Chris Brunet as Self

Juliette Brunet as Self